Hair drying brush



FIG. 1 is a top, front and left-side perspective view of a hair drying brush showing my new design;

FIG. 2 is a top, rear and left-side perspective view thereof;

FIG. 3 is a top, front and right-side perspective view thereof;

FIG. 4 is a top, rear and right-side perspective view thereof;

FIG. 5 is a left-side elevational view thereof:

FIG. 6 is a front elevational view thereof;

FIG. 7 is a right-side elevational view thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is an enlarged bottom plan view thereof; and,

FIG. 10 is an enlarged top plan view thereof. 

CLAIM I claim the ornamental design for a hair drying brush, as shown and described. 